Printing machine



FIG. 1.1 is a back perspective of the printing machine;

FIG. 1.2 is a front perspective view thereof;

FIG. 1.3 is a back view thereof;

FIG. 1.4 is a left view thereof;

FIG. 1.5 is a right view thereof;

FIG. 1.6 is a top view thereof; and

FIG. 1.7 is a front view thereof.

The broken lines represent environmental structure that forms no part of the claimed design. 

CLAIM The ornamental design for a printing machine, as shown and described. 